diff --git a/CREDITS b/CREDITS
index 2594f4dc5..02ff8e219 100644
--- a/CREDITS
+++ b/CREDITS
@@ -1,6 +1,27 @@
 =======
 CREDITS
 =======
+
+Version 2.2.1
+-------------
+Martin Konecny (martin.konecny@sourcefabric.org)
+  Role: Developer Team Lead
+
+James Moon (james.moon@sourcefabric.org)
+  Role: Software Developer
+  
+Denise Rigato (denise.rigato@sourcefabric.org)
+  Role: Software Developer
+
+Cliff Wang (cliff.wang@sourcefabric.org)
+  Role: QA
+
+Mikayel Karapetian (michael.karapetian@sourcefabric.org)
+  Role: QA
+
+Daniel James (daniel.james@sourcefabric.org)
+  Role: Documentor & QA
+
 Version 2.2.0
 -------------
 Martin Konecny (martin.konecny@sourcefabric.org)
diff --git a/airtime_mvc/application/models/Webstream.php b/airtime_mvc/application/models/Webstream.php
index 18545af18..a39b26bde 100644
--- a/airtime_mvc/application/models/Webstream.php
+++ b/airtime_mvc/application/models/Webstream.php
@@ -309,7 +309,7 @@ class Application_Model_Webstream implements Application_Model_LibraryEditable
             $media_url = self::getXspfUrl($url);
         } elseif (preg_match("/pls\+xml/", $mime) || preg_match("/x-scpls/", $mime)) {
             $media_url = self::getPlsUrl($url);
-        } elseif (preg_match("/(mpeg|ogg)/", $mime)) {
+        } elseif (preg_match("/(mpeg|ogg|audio\/aacp)/", $mime)) {
             if ($content_length_found) {
                 throw new Exception(_("Invalid webstream - This appears to be a file download."));
             }
@@ -322,10 +322,49 @@ class Application_Model_Webstream implements Application_Model_LibraryEditable
 
     }
 
+    /* PHP get_headers has an annoying property where if the passed in URL is 
+     * a redirect, then it goes to the new URL, and returns headers from both
+     * requests. We only want the headers from the final request. Here's an
+     * example:
+     *
+     * 0 => "HTTP/1.1 302 Moved Temporarily",
+     * 1 => "X-Powered-By: Servlet/3.0 JSP/2.2 (GlassFish Server Open Source Edition 3.1.1 Java/Sun Microsystems Inc./1.6)",
+     * 2 => "Server: GlassFish Server Open Source Edition 3.1.1",
+     * 3 => "Location: http://3043.live.streamtheworld.com:80/SAM04AAC89_SC",
+     * 4 => "Content-Type: text/html;charset=ISO-8859-1",
+     * 5 => "Content-Language: en-US",
+     * 6 => "Content-Length: 202",
+     * 7 => "Date: Thu, 27 Dec 2012 21:52:59 GMT",
+     * 8 => "Connection: close",
+     * 9 => "HTTP/1.0 200 OK",
+     * 10 => "Expires: Thu, 01 Dec 2003 16:00:00 GMT",
+     * 11 => "Cache-Control: no-cache, must-revalidate",
+     * 12 => "Pragma: no-cache",
+     * 13 => "Content-Type: audio/aacp",
+     * 14 => "icy-br: 68",
+     * 15 => "Server: MediaGateway 3.2.1-04",
+     * */
+    private static function cleanHeaders($headers) {
+        //find the position of HTTP/1  200 OK
+        //
+        $position = 0;
+        foreach ($headers as $i => $v) {
+            if (preg_match("/^HTTP.*200 OK$/i", $v)) {
+                $position = $i;
+                break;
+            }
+        }
+
+        return array_slice($headers, $position); 
+    }
+
     private static function discoverStreamMime($url)
     {
         //TODO: What if invalid URL?
         $headers = get_headers($url);
+
+        $headers = self::cleanHeaders($headers);
+
         $mime = null;
         $content_length_found = false;
         foreach ($headers as $h) {
diff --git a/changelog b/changelog
index 123d71e5f..7438735ac 100644
--- a/changelog
+++ b/changelog
@@ -1,3 +1,15 @@
+2.2.1 - December 4th, 2012
+  * Bug fixes
+    * Improved fades between webstreams
+    * Fix webstreams disconnecting occasionally
+    * Put 'and' and 'or' connectors between smart blocks
+    * Fix inability to preview webstreams in the Now Playing page on some
+    browsers
+    * Fix airtime-import script failing on FLAC files
+    * Fix DJ's being able to delete files they don't own
+    * Add support for 'x-scpls' webstream playlist types
+    * Fix media-monitor requiring a restart for initial import.
+
 2.2.0 - October 25th, 2012
   * New features
     * Smart Playlists
diff --git a/python_apps/media-monitor2/media/monitor/pure.py b/python_apps/media-monitor2/media/monitor/pure.py
index 89d902d69..9bd8b69ef 100644
--- a/python_apps/media-monitor2/media/monitor/pure.py
+++ b/python_apps/media-monitor2/media/monitor/pure.py
@@ -154,6 +154,9 @@ def walk_supported(directory, clean_empties=False):
     that support the extensions we are considering. When clean_empties
     is True we recursively delete empty directories left over in
     directory after the walk. """
+    if directory is None:
+        return
+
     for root, dirs, files in os.walk(directory):
         full_paths = ( os.path.join(root, name) for name in files
                 if is_file_supported(name) )
@@ -162,8 +165,7 @@ def walk_supported(directory, clean_empties=False):
 
 
 def file_locked(path):
-    cmd = "lsof %s" % (pipes.quote(path))
-    f = Popen(cmd, shell=True, stdout=PIPE).stdout
+    f = Popen(["lsof", path], stdout=PIPE).stdout
     return bool(f.readlines())
 
 def magic_move(old, new, after_dir_make=lambda : None):